W91F820AN 데이터 시트보기 (PDF) - Winbond

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W91F820AN

13-FLASH MEMORY TON/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

Winbond 

Preliminary W91F820N SERIES

TIMING WAVEFORMS

HKS

KEY IN

DP

T/P MUTE

H/ P MUTE

KT

DTMF

OSC.

4

TKID

M

B

T PDP

2

TIDP

MB

TIDP

2

TKID

TPDP

TIDP

LOW

OSC.

OSC.

Figure 1(a) Pulse Mode Tming Diagram (Normal dialing without lock function)

HKS

KEY IN

DP

T/P MUTE

(long mute)

H/P MUTE

KT

DTMF

OSC.

<300 mS

4

TFKD

2

MB

TIDP

LOW

OSC.

2

T KID

TPDP

TIDP

OSC.

Figure 1(b) Pulse Mode Timing Diagram (Normal dialing with lock function)

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Publication Release Date: January 1999

Revision A1

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